#307C5C
Closest named color: Bluegreen (#017A79). oklch(53% 0.091 162.7), rgb(48, 124, 92).
Aa
White text reads best on this color (5.04:1).
About this color
#307C5C is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.091 and its hue 163°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.049 away. White text reads best on it, at 5.04:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.091) |
| Temperature | in between |
| Nearest name | Bluegreen (#017A79) |
| Black text | 4.16:1 |
| White text | 5.04:1 |
Values
| HEX | #307C5C |
| RGB | rgb(48, 124, 92) |
| HSL | hsl(155, 44%, 34%) |
| OKLCH | oklch(53% 0.091 162.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #307C5C | 5.04:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #307C5C | 4.16:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #307C5C text on white | 5.04:1 | AA | Lc 74.6 | Content text, not long reading |
| #307C5C text on black | 4.16:1 | AA large text | Lc -27.1 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3ECE7
oklch(93.5% 0.012 162)
-
Step 200
200
#CCDED5
oklch(88.5% 0.023 164.5)
-
Step 300
300
#AAC9B9
oklch(80.8% 0.04 163)
-
Step 400
400
#7BAE95
oklch(70.8% 0.065 162.9)
-
Step 500
500
#579A7B
oklch(63.3% 0.084 162.7)
-
Step 600
600 (this color)
#307C5C
oklch(53% 0.091 162.7)
-
Step 700
700
#2A7052
oklch(49.2% 0.086 162.2)
-
Step 800
800
#255B44
oklch(42.8% 0.07 163)
-
Step 900
900
#234B39
oklch(37.8% 0.055 162.7)
-
Step 950
950
#162C21
oklch(27.1% 0.035 161)
#307C5C with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #7A735A | 0.089 |
| Deuteranopia (no green cones) | #6F6C5E | 0.085 |
| Tritanopia (no blue cones) | #087C73 | 0.037 |
| Achromatopsia (no color) | #6F6F6F | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #307C5C
#307C5C
oklch(53% 0.091 162.7)
- #90567A
#90567A
oklch(53.1% 0.09 342.8)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #307C5C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.049
- Sea Green #2E8B57 ΔE 0.050
- Jungle Green #048243 ΔE 0.050
- Dark Sage #598556 ΔE 0.052
- Teal #008080 ΔE 0.053
- Dark Aquamarine #017371 ΔE 0.054
- Deep Turquoise #017374 ΔE 0.057
- Deep Aqua #08787F ΔE 0.061
Use #307C5C in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.